17
1. Loosen 3 screws on cylinder c over.
2. Remove the cylinder cover.
3. Pull off the spark plug boot.
4. Remove spark plug from cylinder and
discard.
5. Replace with Champion RCJ--7Y spark
plugand tighten sec urely with a 3/4inch
(19mm) s ocket wrench. Spark plug gap
should be 0.025 inch (0,6 mm).
6. Reinstall the spark plug boot.
7. Reinstall the c ylinder cover and 3
screws. Tighten securely.
Spark
Plug
Cylinder
Cover
Spark
Plug Boot

REPLACE FUEL FILTER

Toreplace fuel filter, drain y our unit by run-
ning it dry of fuel. Remove fuel cap and its
connected retainer from tank. Pull filter from
tank and remove from line. Replace and re-
assemble.

CHAIN ADJUSTMENT

SeeCHAIN TENSION in ASSEMBLY section.

CHAIN SHARPENING

Chains harpening is a complicated task and
requires special tools. We recommend that
your efer chain sharpening to a professional
chain sharpener.

CARBURETOR ADJUSTMENT

WARNING: T he chain will be moving
during most of this procedure. Wear y our pro-
tective equipment and observe all safety pre-
cautions. The chain must not move at idle
speed.
Thecar buretor has been carefully set at the
factory. Adjustments may be necessary if
you notice any of the following conditions:
SChainmov es at idle. See IDLE SPEED--T
adjusting procedure.
SSawwill not idle. See ID LES PEED--T ad-
justing procedure.

Idle Speed--T

Allow engine to idle. If the chain moves, idle is
toofast. Ifthe engine stalls , idle is too slow. Ad -
just speed until engine runs without chain
movement (idle too fast) or stalling (idle too
slow). The idle speed screw is located in the
area above the primer bulb and is labeled T.
STurn idle screw (T) clockwise toinc rease
engines peed.
STurn idle screw (T) counterclockwis e to
decrease engine speed.
If you require further assistan ce or are unsure
about performing this procedure, contact your
authorized service dealer or call our c ustomer
assistance help line at 1--800--554--6723.
STORAGE
WARNING: Perfor m the following
steps after each use:
SAllow the engine to cool, and secure the
unit before storing or transporting.
SStore chain saw and fuel in a well venti-
latedarea where fuel vapors cannot reach
sparksor open flames from wat er heaters,
electric motors ors witches, furnaces, etc.
SStore chain saw with all guards in place
and position chain saw so that any sharp
object cannot accidentally cause injury.
SStore chain saw well out of the reach of
children.

SEASONAL STORAGE

Prepareyour unit for storage at the end of the
season or if it will not be used for 30 days or
more.
Ify our chain saw is to be stored for a period
of time:
SClean saw thoroughly before storage.
SStore in a clean dry area.
SLightly oil external metal surfaces and
guidebar.
SOilthe chain and wrap it in heavy paper or
cloth.

FUEL SYSTEM

Under FUELING ENGINE in the OPERA-
TION section of this manual, see mes sage
labeledIMPORTANT regarding the use of
gasohol in your chain saw.
Fuelstabilizer is an acceptable alternative in
minimizingthe formation of fuel gum depos-
itsduring storage. Add stabilizer to the gaso-
linein the fuel tank or fuel s torage container.
Followthe mix ins tructions found on stabiliz-
ercontainers . Run engine at least 5 minutes
after adding stabilizer.
Poulan/WEED EATER 40:1, 2-cycleengine
oil(air cooled) is blended with fuel stabiliz er.
If you do not use this oil, you can add a fuel
stabilizer to your fuel tank.